The IRTD550 provides the most power per pound of any cordless drill/driver in it's class. Patented IQv technology offers maximum performance, durability, and battery life. The IRTW550 is compatible with both Lithium Ion and Nickel Cadmium 14.4V IQv batteries. An industrial keyless ratcheting chuck with hardened steel teeth supplies increased power and durability. The IRTD550 is ideal for all drilling, boring, fastening, and screwing applications.

Features:
550 in-lbs ideal stall torque
Less than 4.3 lbs with Lithium Ion battery (battery sold separately)
0-360/1300 rpm
Two speed all metal gear train for the ultimate in power and durability
Engineered Composite Housing with patent pending metal subframe for unbreakable strength